Commit 97634dac authored by Marc Zyngier's avatar Marc Zyngier
Browse files

KVM: arm64: nv: Make ps_to_output_size() generally available 



Make this helper visible to at.c, we are going to need it.

Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
parent be04cebf

arch/arm64/include/asm/kvm_nested.h

+14 −0
Original line number Diff line number Diff line
@@ -227,4 +227,18 @@ static inline u64 kvm_encode_nested_level(struct kvm_s2_trans *trans) 
		shift;							\

	})



static inline unsigned int ps_to_output_size(unsigned int ps)

{

	switch (ps) {

	case 0: return 32;

	case 1: return 36;

	case 2: return 40;

	case 3: return 42;

	case 4: return 44;

	case 5:

	default:

		return 48;

	}

}



#endif /* __ARM64_KVM_NESTED_H */

arch/arm64/kvm/nested.c

+0 −14
Original line number Diff line number Diff line
@@ -103,20 +103,6 @@ struct s2_walk_info { 
	bool	     be;

};



static unsigned int ps_to_output_size(unsigned int ps)

{

	switch (ps) {

	case 0: return 32;

	case 1: return 36;

	case 2: return 40;

	case 3: return 42;

	case 4: return 44;

	case 5:

	default:

		return 48;

	}

}



static u32 compute_fsc(int level, u32 fsc)

{

	return fsc | (level & 0x3);